Промывочная машина

Другие производственные линии


Машина для ополаскивания ПЭТ-бутылок играет важную роль в процессе производства пластмасс, эффективно очищая бутылки от серьезных и нерациональных отходов.


Optimizing key settings for PET bottle rinsing machines

A PET bottle rinsing machine is a piece of equipment in the plastics recycling industry whose primary function is to upgrade batches in PET bottles, such as labels, glue residues, and food residues. Cross-optimizing the critical settings of a rinser can significantly improve the quality and yield of recycled plastics while reducing operating costs and resource consumption.

The following are the key elements to optimize the critical settings of your PET bottle rinser:

Rinsing temperature:

  • Rinsing temperature affects the ability of the rinse solution to be cleaned. The optimum temperature is usually between 60 and 80 degrees, depending on the type of rinse solution and the degree of contamination of the PET bottles.

Rinsing pressure:

  • Rinsing pressure affects the jet stream’s strength, affecting effective efficiency. The appropriate pressure is usually between 2 and 4 bar; too high a pressure may damage the PET bottles, while too low a pressure is ineffective in causing damage.

Rinsing time:

  • Rinse time is the time a PET bottle remains in the rinser. Too little time may result in incomplete rinsing, while too much time wastes water and energy. The optimum rinsing time is usually between 5 and 10 minutes.

Type of rinse solution:

  • The type of rinse solution affects its cleaning and defoaming ability. Commonly used rinses include water, sodium hydroxide solutions, and surfactants. Choosing the right rinse solution can improve rinsing efficiency while reducing costs.

Careful adjustment of these critical settings can dramatically optimize the performance of a PET bottle rinser, improve the quality of recycled plastics, reduce operating costs, and contribute to environmental protection.


PET bottle rinsing machine: optimizing the feeding system

The feed system is critical to optimizing the overall efficiency of your PET bottle rinser. Listed below are a few key steps to optimize the feed system:

Capacity Considerations:

  • Ensure the feed system can handle a predetermined volume of bottles to avoid bottle or supply interruptions.

Uniform feed:

  • Design the feed system to pipe evenly to the rinser to avoid clogging or bottle damage.

Proper Bottle Size:

  • Ensure the feed system appropriately handles the intended bottle size, shape, jams, or inadequate rinsing.

Foreign object removal:

  • Foreign object removal equipment, such as magnets, metal absorbers, or optical sorters, should be added to the feed system to remove foreign objects that could damage the equipment.


  • Consider an automated feed system to reduce manual handling and increase productivity.

Optimizing the feed system of a PET bottle rinser can increase rinser efficiency, reduce bottle damage, and save on operating costs.

Промывочная машина


Optimizing the rinsing stage of a PET bottle rinsing machine

The rinsing stage is crucial in the PET bottle recycling process as it determines the cleanliness and recycling quality of the plastic bottles. Here are some essential tips to optimize the rinsing stage of your PET bottle rinsing machine:

Adjust rinse solution temperature and pressure

  • The temperature and pressure of the rinse solution affect its ability to dislodge contaminants and residues. The optimal temperature is usually between 40-60°C, while the pressure should be based on the type and concentration of contaminants.

Choosing the proper rinse solution

  • Various rinsing solutions, including water, chemical solvents, and surfactants, can be used. The appropriate rinse solution selection depends on the specific downstream and targeted recovery performance.

Optimizing rinse time and flow rate

  • Rinse time and flow rate should be adjusted according to the bottle contamination level and the rinse solution’s characteristics. Generally, a considerable amount of time and a relatively high flow rate will produce better cleaning results.

Regularly monitor rinse solution quality.

  • Rinse solutions become contaminated over time, so it is critical to monitor their quality regularly. Parameters to monitor include pH, conductivity, and current concentration.

Use of multi-stage rinsing

  • Cleaning efficiency can be further improved by using a multi-stage rinsing system. Each stage uses a different rinse solution or temperature to produce a different rinse type.
Optimizing the rinsing stage of a PET bottle rinsing machine
Adjustment ofОписание
Rinse solution temperature and pressureOptimum temperature: 40-60°C; pressure adjustment waist
Selecting the proper rinse solutionOptions: water, chemical solvents, surfactants; selection by reference and recovery qualities
Optimize rinse time and flow rateTime consumption and higher flow rates are usually more effective
Regular monitoring of rinse liquor qualityMonitoring parameters: pH, conductivity, monitoring concentration
Use of multi-stage rinsingRemoval of different types of edges using different rinsing solutions or temperatures


Optimizing the drying and sorting process of PET bottle rinsing machines

After completing the rinsing stage, optimizing the drying and sorting process in the PET bottle rinser is essential to ensure high-quality recovered material.

  • Drying stage
  • PET bottles are passed through a series of dryers during the drying stage to reach residual liquids. Selecting the appropriate drying temperature and time settings is critical to ensure the bottles are completely dry while avoiding overheating or damage.
  • Sorting stage
  • After drying, PET bottles are fed into a sorting system, which sorts them by color or material type. The entry optical sorter uses optical and electronic sensors to identify the different plastics and place them directionally into their containers. Sorting is critical to producing high-quality recycled PET material.

Optimizing the drying and sorting process ensures recycling and improves the quality of the recycled PET high-efficiency material. In addition, proper drying reduces moisture content, which can lead to mold in the final product. Accurate sorting helps to avoid contamination of different types of plastics, thus increasing the value of the recycled material.



Proper settings to ensure the appropriate operation of your PET recycling plasticsritical to plastics recycling. Using the in-depth guidance in this article, you can effectively optimize the feed system, rinsing stage, drying, and sorting processes and improve energy efficiency. These optimizations will improve the overall performance of your PET bottle rinser and bring significant environmental benefits to the plastics recovery industry.



What is a PET bottle rinsing machine?

  • A PET bottle rinser is a specialized machine used to clean and recycle discarded PET bottles. It utilizes a multi-stage process to remove stained labels and sanitize bottles to be recycled.

What are the advantages of a PET bottle rinser?

  • Reduced emissions: Recycling PET bottles can reduce emissions that go into landfills.
  • Saving energy: it takes less energy to produce new plastics than it does to recover existing ones.
  • Protecting the environment: recycling plastics helps reduce air and water pollution and protects wildlife and their habitats.
please + country code